* Danish veteran leads Irishman Lowry by two shots * Shoots eight birdies and an eagle for 10-under-par * Round of 68 cheers McIlroy after relationship woes (Adds details) By Tony Jimenez VIRGINIA WATER, England, May 22 (Reuters) - Love seems to be the theme of the BMW PGA Championship and the trend continued on Thursday when Thomas Bjorn sent hearts racing with a record 62 and Rory McIlroy briefly forgot relationship blues after a 68. He said the rain had made Ernie Els's redesigned layout simpler to attack. More...